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Andy Josephson, M.D.


Dr. S. Andrew Josephson is a neurologist who specializes in neurovascular and other neurological disorders. At UCSF Medical Center, he cares for general neurology and stroke patients. Josephson's research interests include cognitive impairment after stroke and other neurological and medical illness as well as improving the quality and safety of hospital care for patients with rare and common neurological disorders.

After graduating from Stanford University, Josephson earned a medical degree at Washington University in St. Louis, Mo. He completed an internship in internal medicine and a residency in neurology at UCSF, where he was chief resident. He also completed fellowships in neurovascular neurology, specializing in stroke, and behavioral neurology, specializing in dementia, at UCSF. He is an associate professor of neurology, director of UCSF's Neurohospitalist Program, and medical director of Inpatient Neurology at UCSF.


Neurovascular Disease and Stroke Center
400 Parnassus Ave., Eighth Floor
San Francisco, CA 94143
Phone: (415) 353-8897
Fax: (415) 353-8705

Hours: Monday to Friday
8:30 a.m. – 5 p.m.

Conditions & Treatments

More about Andy Josephson


Washington University School of Medicine 2001


UCSF Medical Center 2004


UCSF Medical Center, Neurology 2005

Selected Research and Publications

  1. Chiong W, Kim AS, Huang IA, Farahany NA, Josephson SA. Testing the presumption of consent to emergency treatment for acute ischemic stroke. JAMA. 2014 Apr 23-30; 311(16):1689-91.
  2. Sheth SA, Hausrath D, Numis AL, Lawton MT, Josephson SA. Intraoperative rerupture during surgical treatment of aneurysmal subarachnoid hemorrhage is not associated with an increased risk of vasospasm. J Neurosurg. 2014 Feb; 120(2):409-14.
  3. Kamel H, Betjemann JP, Navi BB, Hegde M, Meisel K, Douglas VC, Josephson SA. Diagnostic yield of electroencephalography in the medical and surgical intensive care unit. Neurocrit Care. 2013 Dec; 19(3):336-41.
  4. Hauser SL, Johnston SC, Ferriero DM, Josephson SA, Lowenstein DH, Messing RO, Oksenberg JR. Quo vadis? - peering into the future. Ann Neurol. 2013 Dec; 74(6):A5-7.
  5. Johnston SC, Ferriero DM, Josephson SA, Lowenstein DH, Messing RO, Oksenberg J, Stewart A, Hauser SL. Have the Annals editors added value? Ann Neurol. 2013 Nov; 74(5):A7-9.
  6. Rabe IB, Schwartz BS, Farnon EC, Josephson SA, Webber AB, Roberts JP, de Mattos AM, Gallay BJ, van Slyck S, Messenger SL, Yen CJ, Bloch EM, Drew CP, Fischer M, Glaser CA. Fatal transplant-associated west nile virus encephalitis and public health investigation-california, 2010. Transplantation. 2013 Sep 15; 96(5):463-8.
  7. Betjemann JP, Nguyen I, Santos-Sanchez C, Douglas VC, Josephson SA. Diagnostic yield of electroencephalography in a general inpatient population. Neurodiagn J. 2013 Sep; 53(3):207-16.
  8. Josephson SA, Johnston SC, Hauser SL. Blockbusters for cheap? The difficulties surrounding generic biologics. Ann Neurol. 2013 Sep; 74(3):A7-8.
  9. Douglas VC, Hessler CS, Dhaliwal G, Betjemann JP, Fukuda KA, Alameddine LR, Lucatorto R, Johnston SC, Josephson SA. The AWOL tool: derivation and validation of a delirium prediction rule. J Hosp Med. 2013 Sep; 8(9):493-9.
  10. Conwell WD, Josephson SA, Li H, Saint S, Janssen WJ. Clinical problem-solving. Weak in the knees. N Engl J Med. 2013 Aug 1; 369(5):459-64.
  11. Josephson SA. Inpatient neurologic care: continued challenges of a neurohospitalist model. JAMA Neurol. 2013 Jul; 70(7):825-6.
  12. Josephson SA, Johnston SC, Hauser SL. The neurologic revolving door: time to pay attention to readmissions. Ann Neurol. 2013 May; 73(5):A5-6.
  13. Rubenstein JL, Wong VS, Kadoch C, Gao HX, Barajas R, Chen L, Josephson SA, Scott B, Douglas V, Maiti M, Kaplan LD, Treseler PA, Cha S, Hwang JH, Cinque P, Cyster JG, Lowell C. CXCL13 plus interleukin 10 is highly specific for the diagnosis of CNS lymphoma. Blood. 2013 Jun 6; 121(23):4740-8.
  14. Betjemann JP, Nguyen I, Santos-Sanchez C, Douglas VC, Josephson SA. Diagnostic yield of electroencephalography in a general inpatient population. Mayo Clin Proc. 2013 Apr; 88(4):326-31.
  15. Scott BJ, Douglas VC, Tihan T, Rubenstein JL, Josephson SA. A systematic approach to the diagnosis of suspected central nervous system lymphoma. JAMA Neurol. 2013 Mar 1; 70(3):311-9.
  16. Hauser SL, Josephson SA, Johnston SC. Multiple sclerosis: monotherapy rules. Ann Neurol. 2013 Mar; 73(3):A5-6.
  17. Johnston SC, Josephson SA, Hauser SL. Are relative value units hurting healthcare? Ann Neurol. 2013 Feb; 73(2):A5-6.
  18. Nash KB, Josephson SA, Sun K, Ferriero DM. Should there be pediatric neurohospitalists? Neurology. 2013 Mar 5; 80(10):957-62.
  19. Hirsch KG, Josephson SA. An update on neurocritical care for the patient with kidney disease. Adv Chronic Kidney Dis. 2013 Jan; 20(1):39-44.
  20. Navi BB, Kamel H, Shah MP, Grossman AW, Wong C, Poisson SN, Whetstone WD, Josephson SA, Johnston SC, Kim AS. The use of neuroimaging studies and neurological consultation to evaluate dizzy patients in the emergency department. Neurohospitalist. 2013 Jan; 3(1):7-14.

Publications are derived from MEDLINE/PubMed and provided by UCSF Profiles, a service of the Clinical & Translational Science Institute (CTSI) at UCSF. Researchers can make corrections and additions to their publications by logging on to UCSF Profiles.